What's The Explanation Behind This Incredible Lake-Walking Video?

YouTuber Tomas N and his friend were hiking the High Tatra Mountain range along the border of Slovakia and Poland when they happened upon a frozen lake with astonishingly clear ice. The resulting visual effect – that of walking on air – is really something else. But how did this clear ice come to be? » 12/11/14 11:00am 12/11/14 11:00am

Explore The World's Most Detailed Map Of The Seafloor, Released Today

Researchers today published the most detailed map of the ocean floor ever produced. Data collected by satellites and remote sensing instruments were used to created a model at least twice as accurate as previous maps, revealing thousands of previously uncharted seafloor features in the process. And best of all, you… » 10/03/14 5:00pm 10/03/14 5:00pm

Marvel At The Truly Awesome Sight (And Sound) Of A Volcanic Blast

Check out this fantastic footage of Papua New Guinea's Mount Tavurvur ejecting untold heaps of lava, rock, and ash hundreds of meters into the air. Between the striking burst of clouds above the volcano and the jarring boom of the delayed shockwave, this is one of the most dramatic eruption videos we've ever seen. » 9/07/14 6:00pm 9/07/14 6:00pm